Fix wrong return false (FALSE instead of -1)
Fix wrong return false (FALSE instead of -1)

lpalgarvio/Open-Semantic-Framework-Installer,neuroidss/Open-Semantic-Framework-Installer,lpalgarvio/Open-Semantic-Framework-Installer,neuroidss/Open-Semantic-Framework-Installer,structureddynamics/Open-Semantic-Framework-Installer,structureddynamics/Open-Semantic-Framework-Installer